2 ms·
https://www.amazon.com/dp/B078HXGXYX/ https://www.amazon.com/dp/B078HXGXYX/ Obviously you lose the heart rate monitoring, but apparently people do this.
by wlesieutre 8y ago
https://www.amazon.com/dp/B078HXGXYX/ https://www.amazon.com/dp/B078HXGXYX/
Obviously you lose the heart rate monitoring, but apparently people do this.